3.51 The challenge must be met if the rating system is to succeed, if it is to produce ratings that will satisfy the players and the users of the rating list.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| purplebear | 2 | 1458 | 514 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | -0.192 | 0.192 | 0.197 | 45.6 | -70 | -22 | 1527 | 1458 | 11391 |
| Odd | -0.207 | 0.207 | 0.225 | 38.2 | -70 | -6 | 1414 | 1344 | 11322 |
| initial | -0.372 | 0.372 | 0.401 | 44.8 | -63 | -27 | 1173 | 1110 | 10637 |
| SRMFix | -0.394 | 0.394 | 0.405 | 76.0 | -80 | -72 | 1128 | 1048 | 10710 |
| SRM | -1.100 | 1.100 | 1.112 | 343.0 | -369 | -317 | 883 | 514 | 10743 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2011-05-17 | SRM 504.5 | 2 | 1204 | 1,024.70 | -0.24 | -70 | 1458 | 11391 | -369 | 514 | 10743 |
| 1 | 2008-03-11 | SRM 393 | 2 | 629 | 567.95 | -0.15 | -22 | 1527 | 7396 | -317 | 883 | 6108 |